make a distinction between restart and spawning

src/physics.rs

@@ -42,7 +42,8 @@ pub enum PhysicsInputInstruction{
 	SetMoveForward(bool),
 	SetJump(bool),
 	SetZoom(bool),
-	Reset,
+	Restart,
+	Spawn(gameplay_modes::ModeId,StageId),
 	Idle,
 		//Idle: there were no input events, but the simulation is safe to advance to this timestep
 		//for interpolation / networking / playback reasons, most playback heads will always want
@@ -963,6 +964,11 @@ impl PhysicsState{
 	fn clear(&mut self){
 		self.touching.clear();
 	}
+	fn reset_to_default(&mut self){
+		let mut new_state=Self::default();
+		new_state.camera.sensitivity=self.camera.sensitivity;
+		*self=new_state;
+	}
 	fn next_move_instruction(&self)->Option<TimedInstruction<PhysicsInternalInstruction>>{
 		self.move_state.next_move_instruction(&self.style.strafe,self.time)
 	}
@@ -1059,10 +1065,16 @@ impl PhysicsContext{
 			instruction:PhysicsInputInstruction::SetSensitivity(user_settings.calculate_sensitivity()),
 		});
 	}
+	pub fn restart(&mut self){
+		self.run_input_instruction(TimedInstruction{
+			time:self.state.time,
+			instruction:PhysicsInputInstruction::Restart,
+		});
+	}
 	pub fn spawn(&mut self){
 		self.run_input_instruction(TimedInstruction{
 			time:self.state.time,
-			instruction:PhysicsInputInstruction::Reset,
+			instruction:PhysicsInputInstruction::Spawn(gameplay_modes::ModeId::MAIN,StageId::FIRST),
 		});
 	}
 	pub const fn output(&self)->PhysicsOutputState{
@@ -1530,7 +1542,8 @@ fn atomic_input_instruction(state:&mut PhysicsState,data:&PhysicsData,ins:TimedI
 		//the body may as well be a quantum wave function
 		//as far as these instruction are concerned (they don't care where it is)
 		PhysicsInputInstruction::SetSensitivity(..)
-		|PhysicsInputInstruction::Reset
+		|PhysicsInputInstruction::Restart
+		|PhysicsInputInstruction::Spawn(..)
 		|PhysicsInputInstruction::SetZoom(..)
 		|PhysicsInputInstruction::Idle=>false,
 		//these controls only update the body if you are on the ground
@@ -1593,18 +1606,26 @@ fn atomic_input_instruction(state:&mut PhysicsState,data:&PhysicsData,ins:TimedI
 						state.input_state.set_control(Controls::Zoom,s);
 						b_refresh_walk_target=false;
 					},
-					PhysicsInputInstruction::Reset=>{
-						//it matters which of these runs first, but I have not thought it through yet as it doesn't matter yet
-						state.mode_state.clear();
-						state.mode_state.set_stage_id(gameplay_modes::StageId::FIRST);
+					PhysicsInputInstruction::Restart=>{
+						//totally reset physics state
+						state.reset_to_default();
+						//spawn at start zone
 						let spawn_point=data.modes.get_mode(state.mode_state.get_mode_id()).map(|mode|
 							//TODO: spawn at the bottom of the start zone plus the hitbox size
+							//TODO: set camera andles to face the same way as the start zone
 							data.models.model(mode.get_start().into()).transform.vertex.translation
 						).unwrap_or(Planar64Vec3::ZERO);
 						set_position(&mut state.body,&mut state.touching,spawn_point);
 						set_velocity(&mut state.body,&state.touching,&data.models,&data.hitbox_mesh,Planar64Vec3::ZERO);
 						state.set_move_state(data,MoveState::Air);
 						b_refresh_walk_target=false;
+					}
+					PhysicsInputInstruction::Spawn(mode_id,stage_id)=>{
+						//spawn at a particular stage
+						if let Some(mode)=data.modes.get_mode(mode_id){
+							teleport_to_spawn(&mut state.body,&mut state.touching,&state.style,&data.hitbox_mesh,mode,&data.models,stage_id);
+						}
+						b_refresh_walk_target=false;
 					},
 					PhysicsInputInstruction::PracticeFly=>{
 						match &state.move_state{

src/physics_worker.rs

@@ -12,7 +12,8 @@ pub enum InputInstruction{
 	MoveForward(bool),
 	Jump(bool),
 	Zoom(bool),
-	Reset,
+	Restart,
+	Spawn(strafesnet_common::gameplay_modes::ModeId,strafesnet_common::gameplay_modes::StageId),
 	PracticeFly,
 }
 pub enum Instruction{
@@ -68,7 +69,8 @@ impl MouseInterpolator{
 				&InputInstruction::MoveDown(s)=>Some(PhysicsInputInstruction::SetMoveDown(s)),
 				&InputInstruction::Jump(s)=>Some(PhysicsInputInstruction::SetJump(s)),
 				&InputInstruction::Zoom(s)=>Some(PhysicsInputInstruction::SetZoom(s)),
-				InputInstruction::Reset=>Some(PhysicsInputInstruction::Reset),
+				&InputInstruction::Spawn(mode_id,stage_id)=>Some(PhysicsInputInstruction::Spawn(mode_id,stage_id)),
+				InputInstruction::Restart=>Some(PhysicsInputInstruction::Restart),
 				InputInstruction::PracticeFly=>Some(PhysicsInputInstruction::PracticeFly),
 			},
 			Instruction::GenerateModels(_)=>Some(PhysicsInputInstruction::Idle),
@@ -150,6 +152,12 @@ pub fn new(mut physics:crate::physics::PhysicsContext,mut graphics_worker:crate:
 			},
 			Instruction::GenerateModels(map)=>{
 				physics.generate_models(&map);
+				//important!
+				//bots will not work properly without this exact restart + spawn setup
+				//reset the physics state to start a new run on the new map
+				physics.restart();
+				//generate a spawn event so bots work properly on the first run
+				//no run started so does not invalidate the run
 				physics.spawn();
 				graphics_worker.send(crate::graphics_worker::Instruction::GenerateModels(map)).unwrap();
 			},

src/window.rs

@@ -107,7 +107,11 @@ impl WindowContext<'_>{
 								"e"=>Some(InputInstruction::MoveUp(s)),
 								"q"=>Some(InputInstruction::MoveDown(s)),
 								"z"=>Some(InputInstruction::Zoom(s)),
-								"r"=>if s{Some(InputInstruction::Reset)}else{None},
+								"r"=>if s{
+									//mouse needs to be reset since the position is absolute
+									self.mouse=crate::physics::MouseState::default();
+									Some(InputInstruction::Restart)
+								}else{None},
 								"f"=>if s{Some(InputInstruction::PracticeFly)}else{None},
 								_=>None,
 							},